Regulus Provides Update on Exploration Activities and Community Initiatives

Original announcement by tmx on

Company
Regulus Resources Inc.
Ticker
REG
Exchange
TSX
Region
Cajamarca, Peru
Primary commodity
Copper
Secondary commodities
Gold, Silver
Document categories
Resource update, Metallurgy, Other
Extracted
2026-09-16 19:24:34 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Regulus Resources provided an update on the AntaKori copper-gold-silver project in Peru, highlighting progress in metallurgical testing with Nuton LLC and successful community engagement to access the GF Claims. The company is also conducting surface geochemical sampling and geophysical surveys to define new targets near the Tantahuatay Mine.

Reasoning: The release provides a multi-faceted update on exploration progress, metallurgical testing advancement, and successful social license acquisition, though it lacks new assay results or resource tonnage changes.

Positive factors

  • Progress in metallurgical testing with Nuton LLC
  • Successful community engagement securing access to GF Claims
  • Strategic proximity to Tantahuatay Mine
  • Ongoing surface geochemical sampling program

Negative factors

  • Metallurgical testing results for Phase 2 are still one year away

Facts used in scoring: 7

Classification and evidence

Nearology Playneutral · Story-specific tag

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: Management is pursuing integration with the neighbouring Tantahuatay Mine.

Evidence · text

“integrate the AntaKori deposit with the neighbouring Tantahuatay Mine”

QA/QC Disclosedpositive · Story-specific tag

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: The release names a Qualified Person (Dr. Kevin B. Heather) responsible for the technical data.

Evidence · text

“reviewed and approved by Dr. Kevin B. Heather, Chief Geological Officer, FAusIMM, who serves as the qualified person (QP)”

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: the document describes a mill_cil route ("concentrator")

Single Domain Onlynegative

Testing limited to one composite or domain — representativeness not established.

Why it applies: only one composite was tested

Extracted facts

Stored fact records: 7. Some facts used in scoring do not have a stored record.

Resource Estimates (6)

indicatedAntaKori · copperTonnes: 250000000Grade: 0.48Grade Unit: %Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
AntaKori
Commodity
copper
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Resource scope

Estimate type
resource
Resource group id
resource:96b34687776b5000ccf5

Resource Data

Category
indicated
Tonnes
250000000
Grade
0.48
Grade Unit
%

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-22T00:00:00.000Z

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Restatement of existing indicated resource from 2019 report.

Evidence · text

“indicated mineral resources of 250 million tonnes with a grade of 0.48 % Cu”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 4.5 years before this release

indicatedAntaKori · goldTonnes: 250000000Grade: 0.29Grade Unit: g/tHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
AntaKori
Commodity
gold
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Resource scope

Estimate type
resource
Resource group id
resource:96b34687776b5000ccf5

Resource Data

Category
indicated
Tonnes
250000000
Grade
0.29
Grade Unit
g/t

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-22T00:00:00.000Z

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Restatement of existing indicated resource from 2019 report.

Evidence · text

“indicated mineral resources of 250 million tonnes with a grade of... 0.29 g/t Au”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 4.5 years before this release

indicatedAntaKori · silverTonnes: 250000000Grade: 7.5Grade Unit: g/tHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
AntaKori
Commodity
silver
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Resource scope

Estimate type
resource
Resource group id
resource:96b34687776b5000ccf5

Resource Data

Category
indicated
Tonnes
250000000
Grade
7.5
Grade Unit
g/t

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-22T00:00:00.000Z

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Restatement of existing indicated resource from 2019 report.

Evidence · text

“indicated mineral resources of 250 million tonnes with a grade of... 7.5 g/t Ag”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 4.5 years before this release

inferredAntaKori · copperTonnes: 267000000Grade: 0.41Grade Unit: %Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
AntaKori
Commodity
copper
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Resource scope

Estimate type
resource
Resource group id
resource:400972a4bd3bb3d08e87

Resource Data

Category
inferred
Tonnes
267000000
Grade
0.41
Grade Unit
%

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-22T00:00:00.000Z

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Restatement of existing inferred resource from 2019 report.

Evidence · text

“inferred mineral resources of 267 million tonnes with a grade of 0.41 % Cu”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 4.5 years before this release

inferredAntaKori · goldTonnes: 267000000Grade: 0.26Grade Unit: g/tHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
AntaKori
Commodity
gold
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Resource scope

Estimate type
resource
Resource group id
resource:400972a4bd3bb3d08e87

Resource Data

Category
inferred
Tonnes
267000000
Grade
0.26
Grade Unit
g/t

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-22T00:00:00.000Z

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Restatement of existing inferred resource from 2019 report.

Evidence · text

“inferred mineral resources of 267 million tonnes with a grade of... 0.26 g/t Au”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 4.5 years before this release

inferredAntaKori · silverTonnes: 267000000Grade: 7.8Grade Unit: g/tHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
AntaKori
Commodity
silver
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Resource scope

Estimate type
resource
Resource group id
resource:400972a4bd3bb3d08e87

Resource Data

Category
inferred
Tonnes
267000000
Grade
7.8
Grade Unit
g/t

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-02-22T00:00:00.000Z

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Restatement of existing inferred resource from 2019 report.

Evidence · text

“inferred mineral resources of 267 million tonnes with a grade of... 7.8 g/t Ag”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 4.5 years before this release

Metallurgical Results (1)

column testAntaKori · copperView all details
Link to this fact

Identity

Project
AntaKori
Commodity
copper
Region
peru
Reported Region
Cajamarca, Peru
Ticker
REG

Test Work

Program Status
optimization
Test Type
column test
Sample
existing core

Review

Needs Review
No
Historical
No

Dates

Event date
2023-08-29T00:00:00.000Z

Reasoning: Advancement of metallurgical testing program using existing core.

Positive factors

  • Transitioning to Phase 2 column test work

Evidence · text

“Phase 2 column test work is to utilize the existing core... complete Phase 2 column test results expected in approximately one year.”

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.